bulk vs bulge

bulk and bulge both are nouns.

Word	Noun	Adjective	Verb	Adverb
bulk	Yes	No	Yes	No
bulge	Yes	No	Yes	No

As verbs, bulk and bulge are synonyms defined as:

As verbs, bulge is a hypernym of bulk; that is, bulge is a word with a broader meaning than bulk:

Other hypernyms of bulk include pouch, protrude.

bulk (noun)	bulge (noun)
the property of something that is great in magnitude	something that bulges out or is protuberant or projects from its surroundings
the property resulting from being or relating to the greater in number of two parts; the main part
the property possessed by a large mass

bulk (verb)	bulge (verb)
cause to bulge or swell outwards	swell or protrude outwards
stick out or up	cause to bulge or swell outwards
to gain size and weight by means of exercise and diet	bulge outward
	bulge out; form a bulge outward, or be so full as to appear to bulge